1970 Cadillac Calais vs. 1977 Pontiac Bonneville
To start off, 1977 Pontiac Bonneville is newer by 7 year(s). Which means there will be less support and parts availability for 1970 Cadillac Calais. In addition, the cost of maintenance, including insurance, on 1970 Cadillac Calais would be higher. At 7,734 cc (8 cylinders), 1970 Cadillac Calais is equipped with a bigger engine. In terms of performance, 1970 Cadillac Calais (228 HP @ 4400 RPM) has 60 more horse power than 1977 Pontiac Bonneville. (168 HP @ 3800 RPM). In normal driving conditions, 1970 Cadillac Calais should accelerate faster than 1977 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 1977 Pontiac Bonneville weights approximately 5 kg more than 1970 Cadillac Calais.
Compare all specifications:
| 1970 Cadillac Calais | 1977 Pontiac Bonneville | |
| Make | Cadillac | Pontiac |
| Model | Calais | Bonneville |
| Year Released | 1970 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 7734 cc | 5734 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 228 HP | 168 HP |
| Engine RPM | 4400 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 2100 kg | 2105 kg |
| Vehicle Length | 5730 mm | 5750 mm |
| Wheelbase Size | 3300 mm | 3140 mm |
